Unclear What behaviour this setting controls is not known.
What
An environment variable is a named value you set in your shell before starting Claude Code. CLAUDE_CODE_POLISHED_DEWDROP now overrides a configuration value that can be one of three words:
dropblockoff
If neither the variable nor the configuration value is set, Claude Code uses a value that is decided remotely.
Why
If you set this variable, it takes priority over both the configuration value and the remotely decided one, so you can pin the behaviour yourself.
Names in the bundleCLAUDE_CODE_POLISHED_DEWDROP
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubt
What behaviour this setting controls is not known.